Continuing the success of the popular focusable CF250, this is the Big Brother” version of the smaller focusable light that pumps out a Stunning 900 lumens! This new design for Big Blue the CF900 Light is a very Powerful Output 900 Lumens Light with an Adjustable Beam Angle of a Tight 7° degree to a Wide 37° degree Beam. At the Narrowest Beam Angle the Concentration of the Light can beat many High Power LED Canister Lights. The CF900 Light Source is 3 X Ultra-High Intensity LED’s with 4 Levels of Output from 90 Lumens, at Level-l, 225 Lumens at Level-ll, 450 Lumens at Level-lll and 900 Lumens at Level lV. The CF900 is Powered by a Rechargeable Lithium-Ion 18650 Battery and provides a Burn Time of 2 Hours at Level-lV, 5 Hours at Level-lll, 10 Hours at Level-ll and 20 Hours at Level-l. The CF900 has a Color Temperature of 6500 K with a Tempered Optical Glass Front Lens. The Case Material is an Aluminum Alloy that is Anti-Corrosion Anodized and is sealed by a Double O-Ring for Safety. This powerful light is Depth Rated to 330′ (100 meters), has a Magnetic Rotary Switch with Transportation Slide Lock for added Safety and also has an SOS Function for Emergencies. The CF900 measures (Length x Diameter) 7.12″ x 1.56″ (180.9 x 39.5 mm), weighs 10.8 oz (306 g) in air with battery and is negatively buoyant underwater at -5.54 oz (-157 g). Light comes with a Battery Recharger and Lanyard is a Grip Handheld Design; color is Black and is covered by a 12 month l